Home / 1,177,336.34-1,762,921.26-771,251.03

Finding the Fourth Proportional to 1,177,336.34, 1,762,921.26 and 771,251.03

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Solution

The fourth proportional to 1,177,336.34, 1,762,921.26 and 771,251.03 is: 1,154,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,336.34 : 1,762,921.26 = 771,251.03 : x
  2. Step 2: Convert to fraction form
    1,177,336.34/1,762,921.26 = 771,251.03/x
  3. Step 3: Cross multiply
    1,177,336.34x = 1,762,921.26 × 771,251.03
  4. Step 4: Simplify right side
    1,177,336.34x = 1,359,654,828,769.29
  5. Step 5: Solve for x
    x = 1,359,654,828,769.29/1,177,336.34
  6. Step 6: Final answer
    x = 1,154,856.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.